Features Lightweight & Durable Design: Crafted from high-quality ABS, this magnifier is both lightweight and sturdy, ensuring easy portability without compromising on durability Quick-Connect Clip System: Easily attach or detach the lens from any smartphone with the innovative clip design, making it convenient for on-the-go use and versatile applications Ultraviolet Currency Detection: This compact tool includes a UV feature for detecting counterfeit currency, making it an essential gadget for collectors and professionals alike Powerful 60X Magnification: Experience crystal-clear views with 60X magnification and bright LED illumination, perfect for examining intricate details in various objects Adjustable Focus & Unique Switch: Enjoy precise focus adjustments and a uniquely designed switch, ideal for watchmaking and inspecting tiny components with ease Features: 1、This product has 11 air prure units and is fully functional 2、Differential prure measurement is ideal for measuring ventilation and air condition systems 3、With maximum, minimum, average prure value recording and viewing capabilities, and data retention features 4、Large with backlit display for clearer data display 5、There is a low battery prompt function, you can choose the automatic shutdown function, overrange prompt function and calibration function Specification: Features: This product has 11 air prure units and is fully functional. Differential prure measurement is ideal for measuring ventilation and air condition systems. With maximum, minimum, average prure value recording and viewing capabilities, and data retention features. Large with backlit display for clearer data display. There is a low battery prompt function, you can choose the automatic shutdown function, overrange prompt function and calibration function. Specification: Condition: 100% Material: Plastic Range: +2psi Accuracy: ±0.3% FS Linearity/hysteresis: ±0.1% of full scale FS Repeatability: ±0.25% FS Prure connection: two 1/8" (3.18 mm) quick connectors Working temperature: 0~40°C Storage temperature range: -10~60°C Product size: approx. 150 x 55 x 30mm / 5.9 x 2.2 x 1.2in Battery type: 9V battery (Battery not included) Package list: 1 x Digital prure gauge (Battery not included) 2 x Plastic hose 1 x Metal connector 1 x Portable bag 1 x English manual Note: 1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List